Please do not worry too much, 1, if it is radiotherapy equipment, is energized before X-rays, simply unloading the X-balloon in transit is not produce rays; 2, if it is an isotope, in the transportation of thick airtight lead containers in line with the requirements of the placement of the external radiation will not be formed; 3, you said so big tin box will not be put in isotopes, it should be a toolbox or distribution equipment parts or parts of the production of Oxygen equipment parts or heating and cooling equipment parts. In short, rest assured!